dpkg: error processing archive /var/cache/apt/archives/libpng12-0_1.2.50-2+deb8u3_amd64.deb (--unpack):
 unable to install new version of '/usr/lib/x86_64-linux-gnu/libpng12.so.0': No such file or directory
Errors were encountered while processing:
 /var/cache/apt/archives/libpng12-0_1.2.50-2+deb8u3_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)